GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the SIR module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
  2. Remove the steering wheel. Refer to Steering Wheel Replacement .
  3. Remove the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  4. Using a thin-bladed screwdriver, remove the lock cylinder bezel.

  5. Object Number: 898184  Size: SH
  6. Remove the shroud fasteners.
  7. Remove the upper and lower shrouds.

  8. Object Number: 928835  Size: SH
  9. Depress the lock tabs on the left and right multi-function levers. Remove the multi-function levers.

  10. Object Number: 928832  Size: SH
  11. Disconnect the electrical housing electrical connectors.

  12. Object Number: 944454  Size: SH
  13. Disengage the retaining tabs on the park lock cable assembly. Remove the assembly from the ignition module.

  14. Object Number: 928840  Size: SH
  15. Remove the lock housing bolts.
  16. Turn the ignition key to the ACC position

  17. Object Number: 931160  Size: SH
  18. Separate the ignition housing from the multi-function bracket.
  19. Remove the ignition switch screws
  20. Remove the ignition switch.

Installation Procedure


    Object Number: 931160  Size: SH
  1. Ensure that the ignition switch is in the ACC position.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Position the ignition switch to the housing. Tighten the screws until seated.
  4. Tighten
    Tighten the ignition screws to 2.5 N·m (22 lb in).

  5. Pre-assemble the lock housing and multi-function lever bracket. Hand-tighten the bolts, leaving approximately 3.2 mm (0.125 in) gap at the bolt ends.
  6. Important: Ensure that the lock tab fully engages into the column slot.

  7. Slide the bracket onto the column.

  8. Object Number: 928840  Size: SH
  9. Hand tighten the lower bolt until snug.
  10. Hand tighten the upper bolt until snug.
  11. Tighten the lower bolt.
  12. Tighten
    Tighten the bolt to 8 N·m (71 lb in)

  13. Tighten the upper bolt.
  14. Tighten
    Tighten the bolt to 8 N·m (71 lb in)


    Object Number: 944454  Size: SH
  15. Snap the ignition lock cable onto the ignition module.
  16. Connect the ignition switch electrical connector

  17. Object Number: 928832  Size: SH
  18. Connect the ignition housing electrical connectors.

  19. Object Number: 928835  Size: SH
  20. Install the multi-function levers.
  21. Important: Ensure that both locking tabs are seated.


    Object Number: 898184  Size: SH
  22. Install the upper and lower shrouds.
  23. Tighten
    Tighten the shroud screws to 2 N·m (18 lb in)

  24. Install the lock cylinder bezel.
  25. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  26. Install the steering wheel. Refer to Steering Wheel Replacement .
  27. Install the SIR module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.